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PRODUCT COMPATIBILITY: For use with Presidium Gem Tester II (PGT II) and Presidium Duo Tester II (PDT II) only. THINNEST RETRACTABLE PROBE TIP: Features the industry’s thinnest retractable probe tip that ensures consistent pressure against the gemstone during testing.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.